Sidewinder X4 Pro vs K2 Pro Combo

Technical comparison · Fused filament fabrication (FFF/FDM)

In brief

Sidewinder X4 Pro and K2 Pro Combo are not direct competitors: very different prices (~3.7×). Sidewinder X4 Pro costs less (~€295) and is the entry-level choice; K2 Pro Combo offers more capability at a higher price (~€1099). Judge them by budget, not head-to-head.

Parameter
Identity
Launch year 2024 2025
Use tier F2 — Intermediate F3 — Advanced
Price
Price (€) ~270–320 € 1099 €
Price updated on 06/2026
Universal specs
Dimensions (W×D×H) (cm) 45.3 × 43.1 × 51.2 cm 44.5 × 50.5 × 85 cm
Weight (kg) 23.7 kg
Work area (mm) 240 × 240 mm 300 × 300 mm
Z-axis height (mm) 260 mm 300 mm
Power (W) 300 W 1300 W
Voltage (V) 240 V
Maximum speed 500 mm/s 600 mm/s
Declared precision 0.1 ±mm
Category specs
XY print surface (mm) 240.0 mm 300 mm
Maximum Z height (mm) 260.0 mm 300 mm
Kinematics cartesian corexy
Max nozzle temperature (°C) 300.0 °C 300 °C
Max bed temperature (°C) 100.0 °C 110 °C
Max print speed (mm/s) 500.0 mm/s 600 mm/s
Closed chamber False True
Filament sensor True
Auto leveling mesh mesh
Standard nozzle diameter (mm) 0.4 mm
Multi-extruder False False
Native Klipper True True
Input shaper True True
Multicolor printing False True
Requires external accessory False True
Maximum colors 16
Ecosystem
Cloud dependency No No
Software notes Full Klipper firmware with integrated Mainsail or Fluidd web interface via Wi-Fi. Compatible with any slicer that generates standard G-code: Ultimaker Cura, PrusaSlicer, OrcaSlicer. The protocol is open Klipper, the user can directly adjust Input Shaping and Pressure Advance from the web interface without additional software. Natively managed via Creality Print, it features AI capabilities for first-layer monitoring and print failure detection. It offers comprehensive connectivity via Wi-Fi, Ethernet, and USB, supporting remote control and the Creality Cloud ecosystem.

The differences that matter

  • Price: Sidewinder X4 Pro 295 € vs K2 Pro Combo 1099 € — Sidewinder X4 Pro wins (+273%)
  • Work area: Sidewinder X4 Pro 240×240 mm vs K2 Pro Combo 300×300 mm — K2 Pro Combo wins (+56%)
  • Closed chamber: K2 Pro Combo yes, Sidewinder X4 Pro no
  • Multicolor printing: K2 Pro Combo yes, Sidewinder X4 Pro no
  • Requires external accessory: K2 Pro Combo yes, Sidewinder X4 Pro no

Which one to choose

Choose Sidewinder X4 Pro if…

you value price.

See the Sidewinder X4 Pro sheet →

Choose K2 Pro Combo if…

you value work area, closed chamber and multicolor printing. «A closed chamber reduces thermal gradients around the part being built, limiting warping and cracking caused by rapid cooling in high-shrinkage materials such as ABS, ASA, and PC. It also shields the mechanism from drafts and airborne particles. A closed chamber is effectively necessary for technical materials; for PLA and PETG it is an advantage, not a requirement.»

See the K2 Pro Combo sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.